From patchwork Fri Nov 25 07:24:14 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 629168 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 428ADC433FE for ; Fri, 25 Nov 2022 07:25:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229685AbiKYHZa (ORCPT ); Fri, 25 Nov 2022 02:25:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49862 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229436AbiKYHZ2 (ORCPT ); Fri, 25 Nov 2022 02:25:28 -0500 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 697222DA95 for ; Thu, 24 Nov 2022 23:25:26 -0800 (PST) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 2AP7OTN90003630, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36506.realtek.com.tw[172.21.6.27]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 2AP7OTN90003630 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Fri, 25 Nov 2022 15:24:29 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36506.realtek.com.tw (172.21.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.9; Fri, 25 Nov 2022 15:25:13 +0800 Received: from localhost (172.21.69.188) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Fri, 25 Nov 2022 15:25:12 +0800 From: Ping-Ke Shih To: CC: , Subject: [PATCH 1/3] wifi: rtw89: enable mac80211 virtual monitor interface Date: Fri, 25 Nov 2022 15:24:14 +0800 Message-ID: <20221125072416.94752-2-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221125072416.94752-1-pkshih@realtek.com> References: <20221125072416.94752-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.188] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: trusted connection X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Deterministic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 11/25/2022 07:02:00 X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: =?big5_tw?b?Q2xlYW4sIGJhc2VzOiAyMDIyLzExLzI1IKRXpMggMDQ6?= =?big5_tw?b?MTA6MDA=?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org From: Zong-Zhe Yang For running with mac80211 channel context ops and using only as monitor, we need to enable WANT_MONITOR_VIF to let mac80211 process virtual monitor interface. Then, we are able to set channel on the monitor from user space. Signed-off-by: Zong-Zhe Yang Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/core.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index a5fe45d79f189..af8daa101f457 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -1405,6 +1405,9 @@ static void rtw89_vif_rx_stats_iter(void *data, u8 *mac, struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; const u8 *bssid = iter_data->bssid; + if (!vif->bss_conf.bssid) + return; + if (ieee80211_is_trigger(hdr->frame_control)) { rtw89_stats_trigger_frame(rtwdev, vif, skb); return; @@ -2386,6 +2389,8 @@ void rtw89_vif_type_mapping(struct ieee80211_vif *vif, bool assoc) rtwvif->self_role = RTW89_SELF_ROLE_CLIENT; rtwvif->addr_cam.sec_ent_mode = RTW89_ADDR_CAM_SEC_NORMAL; break; + case NL80211_IFTYPE_MONITOR: + break; default: WARN_ON(1); break; @@ -3266,6 +3271,7 @@ static int rtw89_core_register_hw(struct rtw89_dev *rtwdev) ieee80211_hw_set(hw, SUPPORTS_DYNAMIC_PS); ieee80211_hw_set(hw, SINGLE_SCAN_ON_ALL_BANDS); ieee80211_hw_set(hw, SUPPORTS_MULTI_BSSID); + ieee80211_hw_set(hw, WANT_MONITOR_VIF); hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_AP) | From patchwork Fri Nov 25 07:24:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 628805 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2994FC433FE for ; Fri, 25 Nov 2022 07:25:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229609AbiKYHZe (ORCPT ); Fri, 25 Nov 2022 02:25:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49866 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229664AbiKYHZ3 (ORCPT ); Fri, 25 Nov 2022 02:25:29 -0500 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id E39B52DAA8 for ; Thu, 24 Nov 2022 23:25:26 -0800 (PST) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 2AP7OU5d8004227, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36505.realtek.com.tw[172.21.6.25]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 2AP7OU5d8004227 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Fri, 25 Nov 2022 15:24:30 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36505.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.32; Fri, 25 Nov 2022 15:25:14 +0800 Received: from localhost (172.21.69.188) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Fri, 25 Nov 2022 15:25:13 +0800 From: Ping-Ke Shih To: CC: , Subject: [PATCH 2/3] wifi: rtw89: add HE radiotap for monitor mode Date: Fri, 25 Nov 2022 15:24:15 +0800 Message-ID: <20221125072416.94752-3-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221125072416.94752-1-pkshih@realtek.com> References: <20221125072416.94752-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.188] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: trusted connection X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Deterministic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 11/25/2022 07:02:00 X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: =?big5_tw?b?Q2xlYW4sIGJhc2VzOiAyMDIyLzExLzI1IKRXpMggMDQ6?= =?big5_tw?b?MTA6MDA=?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled X-KSE-ServerInfo: RTEXH36505.realtek.com.tw, 9 X-KSE-Attachment-Filter-Triggered-Rules: Clean X-KSE-Attachment-Filter-Triggered-Filters: Clean X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org With basic HE radiotap, we can check data rate in sniffer data. To store the radiotap data, we reserve headroom of aligned 64 bytes, and then update HE radiotap in monitor mode, so it doesn't affect performance in normal mode. Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/core.c | 22 ++++++++++++++++++++++ drivers/net/wireless/realtek/rtw89/core.h | 18 ++++++++++++++++++ drivers/net/wireless/realtek/rtw89/pci.c | 2 +- 3 files changed, 41 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c index af8daa101f457..190d72df800f9 100644 --- a/drivers/net/wireless/realtek/rtw89/core.c +++ b/drivers/net/wireless/realtek/rtw89/core.c @@ -1480,6 +1480,27 @@ static void rtw89_core_hw_to_sband_rate(struct ieee80211_rx_status *rx_status) rx_status->rate_idx -= 4; } +static void rtw89_core_update_radiotap(struct rtw89_dev *rtwdev, + struct sk_buff *skb, + struct ieee80211_rx_status *rx_status) +{ + static const struct ieee80211_radiotap_he known_he = { + .data1 = cpu_to_le16(IEEE80211_RADIOTAP_HE_DATA1_DATA_MCS_KNOWN | + IEEE80211_RADIOTAP_HE_DATA1_BW_RU_ALLOC_KNOWN), + .data2 = cpu_to_le16(IEEE80211_RADIOTAP_HE_DATA2_GI_KNOWN), + }; + struct ieee80211_radiotap_he *he; + + if (!(rtwdev->hw->conf.flags & IEEE80211_CONF_MONITOR)) + return; + + if (rx_status->encoding == RX_ENC_HE) { + rx_status->flag |= RX_FLAG_RADIOTAP_HE; + he = skb_push(skb, sizeof(*he)); + *he = known_he; + } +} + static void rtw89_core_rx_to_mac80211(struct rtw89_dev *rtwdev, struct rtw89_rx_phy_ppdu *phy_ppdu, struct rtw89_rx_desc_info *desc_info, @@ -1494,6 +1515,7 @@ static void rtw89_core_rx_to_mac80211(struct rtw89_dev *rtwdev, rtw89_core_hw_to_sband_rate(rx_status); rtw89_core_rx_stats(rtwdev, phy_ppdu, desc_info, skb_ppdu); + rtw89_core_update_radiotap(rtwdev, skb_ppdu, rx_status); /* In low power mode, it does RX in thread context. */ local_bh_disable(); ieee80211_rx_napi(rtwdev->hw, NULL, skb_ppdu, napi); diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index 1b0acb1c5450e..0be8f7bd3ca2d 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -35,6 +35,7 @@ extern const struct ieee80211_ops rtw89_ops; #define RSSI_FACTOR 1 #define RTW89_RSSI_RAW_TO_DBM(rssi) ((s8)((rssi) >> RSSI_FACTOR) - MAX_RSSI) #define RTW89_TX_DIV_RSSI_RAW_TH (2 << RSSI_FACTOR) +#define RTW89_RADIOTAP_ROOM ALIGN(sizeof(struct ieee80211_radiotap_he), 64) #define RTW89_HTC_MASK_VARIANT GENMASK(1, 0) #define RTW89_HTC_VARIANT_HE 3 @@ -4383,6 +4384,23 @@ static inline struct rtw89_fw_suit *rtw89_fw_suit_get(struct rtw89_dev *rtwdev, return &fw_info->normal; } +static inline struct sk_buff *rtw89_alloc_skb_for_rx(struct rtw89_dev *rtwdev, + unsigned int length) +{ + struct sk_buff *skb; + + if (rtwdev->hw->conf.flags & IEEE80211_CONF_MONITOR) { + skb = dev_alloc_skb(length + RTW89_RADIOTAP_ROOM); + if (!skb) + return NULL; + + skb_reserve(skb, RTW89_RADIOTAP_ROOM); + return skb; + } + + return dev_alloc_skb(length); +} + int rtw89_core_tx_write(struct rtw89_dev *rtwdev, struct ieee80211_vif *vif, struct ieee80211_sta *sta, struct sk_buff *skb, int *qsel); int rtw89_h2c_tx(struct rtw89_dev *rtwdev, diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c index 7aa0af18cdd50..1c4500ba777c6 100644 --- a/drivers/net/wireless/realtek/rtw89/pci.c +++ b/drivers/net/wireless/realtek/rtw89/pci.c @@ -267,7 +267,7 @@ static u32 rtw89_pci_rxbd_deliver_skbs(struct rtw89_dev *rtwdev, rtw89_core_query_rxdesc(rtwdev, desc_info, skb->data, rxinfo_size); - new = dev_alloc_skb(desc_info->pkt_size); + new = rtw89_alloc_skb_for_rx(rtwdev, desc_info->pkt_size); if (!new) goto err_sync_device; From patchwork Fri Nov 25 07:24:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ping-Ke Shih X-Patchwork-Id: 629167 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 89FA8C4321E for ; Fri, 25 Nov 2022 07:25:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229698AbiKYHZc (ORCPT ); Fri, 25 Nov 2022 02:25:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49868 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229609AbiKYHZ3 (ORCPT ); Fri, 25 Nov 2022 02:25:29 -0500 Received: from rtits2.realtek.com.tw (rtits2.realtek.com [211.75.126.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 2D7872DAAB for ; Thu, 24 Nov 2022 23:25:26 -0800 (PST) Authenticated-By: X-SpamFilter-By: ArmorX SpamTrap 5.77 with qID 2AP7OWblC004912, This message is accepted by code: ctloc85258 Received: from mail.realtek.com (rtexh36506.realtek.com.tw[172.21.6.27]) by rtits2.realtek.com.tw (8.15.2/2.81/5.90) with ESMTPS id 2AP7OWblC004912 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=FAIL); Fri, 25 Nov 2022 15:24:32 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36506.realtek.com.tw (172.21.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.9; Fri, 25 Nov 2022 15:25:15 +0800 Received: from localhost (172.21.69.188) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Fri, 25 Nov 2022 15:25:14 +0800 From: Ping-Ke Shih To: CC: , Subject: [PATCH 3/3] wifi: rtw89: 8852b: turn off PoP function in monitor mode Date: Fri, 25 Nov 2022 15:24:16 +0800 Message-ID: <20221125072416.94752-4-pkshih@realtek.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221125072416.94752-1-pkshih@realtek.com> References: <20221125072416.94752-1-pkshih@realtek.com> MIME-Version: 1.0 X-Originating-IP: [172.21.69.188] X-ClientProxiedBy: RTEXMBS02.realtek.com.tw (172.21.6.95) To RTEXMBS04.realtek.com.tw (172.21.6.97) X-KSE-ServerInfo: RTEXMBS04.realtek.com.tw, 9 X-KSE-AntiSpam-Interceptor-Info: trusted connection X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Deterministic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 11/25/2022 07:02:00 X-KSE-AttachmentFiltering-Interceptor-Info: no applicable attachment filtering rules found X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: =?big5_tw?b?Q2xlYW4sIGJhc2VzOiAyMDIyLzExLzI1IKRXpMggMDQ6?= =?big5_tw?b?MTA6MDA=?= X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org PoP stands for Packet on Packet that can improve performance in noisy environment, but it could get RX stuck suddenly. In normal mode, firmware can help to resolve the stuck, but firmware doesn't work in monitor mode. Therefore, turn off PoP to avoid RX stuck. Signed-off-by: Ping-Ke Shih --- drivers/net/wireless/realtek/rtw89/reg.h | 2 ++ drivers/net/wireless/realtek/rtw89/rtw8852b.c | 7 +++++++ 2 files changed, 9 insertions(+) diff --git a/drivers/net/wireless/realtek/rtw89/reg.h b/drivers/net/wireless/realtek/rtw89/reg.h index dbe06542f443f..f2634062f377d 100644 --- a/drivers/net/wireless/realtek/rtw89/reg.h +++ b/drivers/net/wireless/realtek/rtw89/reg.h @@ -4236,6 +4236,8 @@ #define R_P1_NBIIDX 0x4770 #define B_P1_NBIIDX_VAL GENMASK(11, 0) #define B_P1_NBIIDX_NOTCH_EN BIT(12) +#define R_PKT_CTRL 0x47D4 +#define B_PKT_POP_EN BIT(8) #define R_SEG0R_PD 0x481C #define R_SEG0R_PD_V1 0x4860 #define B_SEG0R_PD_SPATIAL_REUSE_EN_MSK_V1 BIT(30) diff --git a/drivers/net/wireless/realtek/rtw89/rtw8852b.c b/drivers/net/wireless/realtek/rtw89/rtw8852b.c index 2d4d572dc601f..b635ac1d1ca2f 100644 --- a/drivers/net/wireless/realtek/rtw89/rtw8852b.c +++ b/drivers/net/wireless/realtek/rtw89/rtw8852b.c @@ -1411,6 +1411,12 @@ static void rtw8852b_bb_sethw(struct rtw89_dev *rtwdev) rtw89_phy_read32_mask(rtwdev, R_P1_RPL1, B_P0_RPL1_BIAS_MASK); } +static void rtw8852b_bb_set_pop(struct rtw89_dev *rtwdev) +{ + if (rtwdev->hw->conf.flags & IEEE80211_CONF_MONITOR) + rtw89_phy_write32_clr(rtwdev, R_PKT_CTRL, B_PKT_POP_EN); +} + static void rtw8852b_set_channel_bb(struct rtw89_dev *rtwdev, const struct rtw89_chan *chan, enum rtw89_phy_idx phy_idx) { @@ -1441,6 +1447,7 @@ static void rtw8852b_set_channel_bb(struct rtw89_dev *rtwdev, const struct rtw89 rtw89_phy_write32_mask(rtwdev, R_MAC_PIN_SEL, B_CH_IDX_SEG0, chan->primary_channel); rtw8852b_5m_mask(rtwdev, chan, phy_idx); + rtw8852b_bb_set_pop(rtwdev); rtw8852b_bb_reset_all(rtwdev, phy_idx); }